There is also another type of postal code, the ZIP + 4 code. According to unitedstateszipcodes.org, the ZIP + 4 was established in 1983 and identifies an even more specific location within a ZIP code.

ZIP codes are five-digit numbers (sometimes nine) that identify geographic regions for delivering mail in the U.S., such as the famous 90210 in Beverly Hills, California. Postal codes in Canada ...

Your name and your ZIP code. If you give me a ZIP code, I can tell you what the race of the person whose tax return I'm looking at is. GREEN: There are over 41,000 ZIP codes across the U.S.

ZIP codes are five-digit numbers, such as the famous 90210. Why credit card postal codes and ZIP codes matter Your postal code or ZIP code acts as a security measure.